body {
    font-family: 'Segoe UI', sans-serif;
    background-color: #f4f6fa;
    color: #333;
}

.sidebar {
    min-height: 100vh;
    background-color: #16305a;
    padding-top: 1rem;
    flex-shrink: 0;
    width: 250px;
}
.sidebar .nav-link {
    color: rgba(255, 255, 255, 0.82);
    padding: 0.7rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.55rem;
}
.sidebar .nav-link:hover,
.sidebar .nav-link.active {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.12);
}
.sidebar .nav-link i { width: 20px; text-align: center; }

.sidebar-brand {
    color: #fff;
    font-size: 1.15rem;
    font-weight: 700;
    padding: 0.25rem 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flex-grow-1 { min-width: 0; }

.top-bar {
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
    padding: 0.75rem 1.5rem;
}

.stat-card { border: none; border-radius: 10px; }
.stat-card .stat-value { font-size: 2rem; font-weight: bold; }
.stat-card .stat-label { font-size: 0.85rem; opacity: 0.85; }

.btn-vs { background-color: #2563eb; border-color: #2563eb; color: #fff; }
.btn-vs:hover { background-color: #1d4ed8; border-color: #1d4ed8; color: #fff; }
.text-vs { color: #2563eb !important; }
.bg-vs { background-color: #2563eb !important; }
.bg-navy { background-color: #16305a !important; }

.badge-draft { background-color: #6c757d; }
.badge-pending { background-color: #f59e0b; color: #1f2937; }
.badge-partially_signed { background-color: #3b82f6; }
.badge-completed { background-color: #16a34a; }
.badge-refused { background-color: #dc2626; }
.badge-cancelled { background-color: #6b7280; }
.badge-expired { background-color: #b45309; }

.table-sm td, .table-sm th { vertical-align: middle; }